protected virtual T VisitChildren(Ust ust)
{
if (ust == null)
{
return(default(T));
}
foreach (var children in ust.Children)
{
if (children != null)
{
T result = Visit((dynamic)children);
if (ust.Children.Length == 1)
{
return(result);
}
}
}
return(default(T));
}
public static Statement ToStatementIfRequired(this Ust ust)
{
Statement result = ust as Statement;
if (result == null)
{
if (ust is Expression expr)
{
result = new ExpressionStatement(expr);
}
else if (ust != null)
{
result = new WrapperStatement(ust);
}
else
{
result = null;
}
}
return(result);
}
public virtual T Visit(Ust ust)
{
if (ust == null)
{
return(default);